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CompTIA

220-1101 · Question #784

A technician is troubleshooting Wi-Fi connection issues on a customer's laptop. The laptop connects but intermittently disconnects. The technician has already confirmed the wireless card is properly i

The correct answer is D. Radio frequency. Radio frequency is the range of electromagnetic waves that are used to transmit wireless signals. Different devices and networks use different radio frequencies, such as 2.4 GHz or 5 GHz, to communicate with each other. If there are multiple devices or networks using the same or

Hardware and network troubleshooting

Question

A technician is troubleshooting Wi-Fi connection issues on a customer's laptop. The laptop connects but intermittently disconnects. The technician has already confirmed the wireless card is properly installed, the router settings are correct, and the wireless signal strength is normal. Which of the following should the technician investigate next?

Options

  • AFirewall settings
  • BMAC address filter
  • CNumber of connected devices
  • DRadio frequency

How the community answered

(38 responses)
  • A
    13% (5)
  • B
    3% (1)
  • C
    8% (3)
  • D
    76% (29)

Explanation

Radio frequency is the range of electromagnetic waves that are used to transmit wireless signals. Different devices and networks use different radio frequencies, such as 2.4 GHz or 5 GHz, to communicate with each other. If there are multiple devices or networks using the same or overlapping radio frequencies, they can interfere with each other and cause Wi-Fi connection issues, such as intermittent disconnections, slow speeds, or poor quality . To fix this issue, the technician can try changing the radio frequency or channel of the router or the laptop, to avoid interference from other sources. The technician can also use a tool such as Wi-Fi Analyzer to scan the nearby wireless networks and find the best frequency or channel to use. Alternatively, the technician can move the router or the laptop to a different location, away from potential sources of interference, such as cordless phones, microwaves, Bluetooth devices, or other

Topics

#Wi-Fi troubleshooting#Wireless interference#Radio frequency#Network diagnostics

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